package iodemo;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;

public class FIS {
    public static void main(String[] args) throws IOException {
        //文件输入流(字节流) 作用：将外部的数据读取到程序当中
        FileInputStream fileInputStream = new FileInputStream("./text.txt");
        //int Read();
        int data = fileInputStream.read();
        fileInputStream.close();
    }
}
